For hassle-free travel to Oxford Street, use any of the number of tube stations and lines:

Bond Street: Central Line / Jubilee Line
Marble Arch: Central Line
Oxford Circus: Bakerloo Line / Central Line / Victoria Line
Piccadilly Circus: Bakerloo Line / Piccadilly Line
Tottenham Court Road: Central Line / Northern Line

For news, updates, travel tips, ticket information and planned works and service changes, visit the official site for London Underground.